EP0788912A1 - Reinforcement device for door of motor vehicle - Google Patents

Reinforcement device for door of motor vehicle Download PDF

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Publication number
EP0788912A1
EP0788912A1 EP97400131A EP97400131A EP0788912A1 EP 0788912 A1 EP0788912 A1 EP 0788912A1 EP 97400131 A EP97400131 A EP 97400131A EP 97400131 A EP97400131 A EP 97400131A EP 0788912 A1 EP0788912 A1 EP 0788912A1
Authority
EP
European Patent Office
Prior art keywords
door
rear end
vehicle
bears
mid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP97400131A
Other languages
German (de)
French (fr)
Other versions
EP0788912B1 (en
Inventor
Bernard Villadier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Automobiles Peugeot SA
Automobiles Citroen SA
Original Assignee
Automobiles Peugeot SA
Automobiles Citroen SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Automobiles Peugeot SA, Automobiles Citroen SA filed Critical Automobiles Peugeot SA
Publication of EP0788912A1 publication Critical patent/EP0788912A1/en
Application granted granted Critical
Publication of EP0788912B1 publication Critical patent/EP0788912B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • B60J5/042—Reinforcement elements
    • B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
    • B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
    • B60J5/0426—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged at the beltline
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • B60J5/042—Reinforcement elements
    • B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
    • B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
    • B60J5/0425—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged essentially horizontal in the centre of the lower door structure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
    • B60J5/00—Doors
    • B60J5/04—Doors arranged at the vehicle sides
    • B60J5/042—Reinforcement elements
    • B60J5/0422—Elongated type elements, e.g. beams, cables, belts or wires
    • B60J5/0423—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure
    • B60J5/0429—Elongated type elements, e.g. beams, cables, belts or wires characterised by position in the lower door structure the elements being arranged diagonally

Definitions

  • the present invention relates to a device forming a motor vehicle door reinforcement.
  • the purpose of such a device is to avoid deformation of the frame of a front door of the vehicle in the event of a frontal collision of the vehicle.
  • the device forming the door reinforcement of a motor vehicle of the invention is characterized in that it comprises a beam made of a material resistant to compression and located inside the door between the interior panel and the window in low open position.
  • the beam is metallic.
  • the beam is formed by a profile.
  • the beam is a hollow body produced from a stamped sheet.
  • the beam is supported, at its front end, on the zone of the upper hinge of the door.
  • the beam is supported, at its rear end, on the lower part of the door corresponding to the base of the middle leg.
  • the beam bears, at its rear end, on the middle of the door corresponding to the mid-height of the middle leg so that the beam is substantially horizontal.
  • the aforementioned beam is that of the front door and the beam of the rear door bears, at its front end, on the lower part of the rear door and, at its rear end , on the part approximately corresponding to the lock of the rear door, so that the beam of the rear door and the beam of the front door are symmetrical with respect to the middle leg.
  • the beam of the rear door bears, at its front end, on the area of the high hinge of the middle leg located substantially at the mid-height of the latter and, at its rear end, on the rear lower part of the rear door corresponding to the rear wheel arch, so that the beam of the rear door is at an angle relative to the horizontal beam of the front door.
  • the beam of the rear door bears, at its front end, on the area of the upper hinge of the middle leg situated substantially at the mid-height of the latter and, at its rear end, on the part located in the middle of the door, so that the two front and rear door beams are horizontally aligned.
  • the beam of the front door also bears, at its rear end, on a part located below the middle of the door corresponding to the mid-height of the middle leg and the beam of the rear door is supported, at its front end, on a part of the door situated at the same level as that of the bearing part of the rear end of the beam of the front door and, at its rear end, on a part lower rear of the rear door corresponding to the rear wheel arch, so that the two beams of the front and rear doors are angled in extension of one another.
  • Each aforementioned beam is fixed at its ends by welding, interlocking, screwing, gluing, riveting or any other means.
  • the beam is fixed at several points on the interior panel of the door.
  • each beam are reinforced.
  • Figure 1 is an interior side view of a reinforced door according to the invention.
  • Figure 2 is a sectional view along line II-II of Figure 1.
  • Figure 3 is a sectional view along line III-III of Figure 1.
  • Figure 4 is a sectional view along line IV-IV of Figure 1.
  • Figure 5 is an enlarged view of the V-ringed part of Figure 3 and showing an alternative embodiment of the reinforcing beam of the invention.
  • FIGS 6 to 10 show different embodiments of the reinforcement device of the invention.
  • the reference 1 designates a front door of a motor vehicle when viewed from inside the vehicle and which comprises a window 2 which can slide between a closed position ( Figure 2) and a partially open position (FIG. 3) in the space defined between the exterior panel 3 and the interior panel or lining 4 of the door 1.
  • the door 1 comprises a reinforcing beam 5 made of a material resistant to compression and located inside the door 1 between the interior panel 4 and the window 2 considering the latter in the low open position.
  • the beam 5 makes it possible, in the event of a frontal collision, to maintain the frame of the door 1.
  • the beam 5 is metallic and can be either a profile, for example rectangular, as shown in particular in Figures 1 to 3, or made from a stamped sheet metal to form with the interior panel 4 of door 1 a hollow body with a U-shaped cross section with a flat bottom as shown in Figure 5.
  • the beam 5 can be fixed at several points on the interior panel 4 of the door 1 and / or by welding its ends to support parts of the door 1 which will be defined below in the various embodiments for mounting the beam.
  • the different embodiments of the invention which will be described have the common feature that the beam 5 of a front door 1 of the vehicle is supported, at its front end, on the area 6 of the existing upper hinge 7 of the front foot 8 of door 1, this support zone being reinforced by a reinforcement piece 9 formed inside the corresponding part of the front leg 8.
  • the beam 5 bears, at its rear end, on the lower part 10 of the door 1 corresponding to the base of the center leg 11 of the vehicle.
  • a reinforcement piece 12 (FIG. 4) is arranged inside the center leg 11 to reinforce the bearing area of the rear end of the beam 5.
  • the beam 5 is supported at its rear end on a middle portion 13 of the door 1 corresponding approximately to the mid-height of the center leg 11 of the vehicle, so that the beam 5 is substantially horizontal.
  • the beam 5 bears, at its rear end, on a part 14 of the door 1 situated approximately between the middle part and the bottom part of the door 1 so that the beam 5 is arranged obliquely at an angular position intermediate between the horizontal position of the beam 5 shown in Figures 8 and 9 and the inclined position of the beam 5 shown in Figures 1, 6 and 7.
  • FIGS. 7 to 10 show that a rear door 15 of the vehicle can also include a beam 16 made of a material resistant to compression such as the beam 5 of the front door 1 and making it possible to maintain the frame of the rear door 1 in the event longitudinal rear impact.
  • a beam 16 made of a material resistant to compression such as the beam 5 of the front door 1 and making it possible to maintain the frame of the rear door 1 in the event longitudinal rear impact.
  • the beam 16 bears, at its front end, on the lower part 17 of the rear door 15 corresponding to the base of the center leg 11 and, at its rear end, on the part 18 of the door 15 corresponding approximately to the location of the lock of this door, so that the beam 16 of the rear door 15 and the beam 5 of the front door 1 are substantially symmetrical with respect to the center leg 11 of the vehicle.
  • the beam 16 of the rear door 15 is supported, at its front end, on the area 19 of the upper hinge (not shown) of the middle leg 11 located substantially at mid-height of the latter and, at its rear end, on the part 20 of the door situated approximately on the middle of the latter, so that the two beams 5 and 16 are horizontally aligned.
  • the beam 16 is supported at its front end in the same manner as the beam 16 in Figure 8 and is supported at its rear end on the rear lower part 21 of the door 15 corresponding to the rear wheel arch so that the beam 16 of the rear door 15 is at an angle relative to the beam 5 of the front door 1.
  • the beam 16 of the rear door 15 is supported, at its front end, on a portion 22 of the door 15 located approximately at the same level as that of the bearing portion 14 of the rear end of the beam 5 of the front door 1 and, at its rear end, on the rear lower part 21 as for the beam 16 of the embodiment of FIG. 9, so that the two beams 5 and 16 are in bias in extension of each other.
  • FIGS 2 and 3 show that the front door 1 also includes an anti-intrusion bar 23 which is located between the window 2 and the outer panel 3 of this door.
  • the beams of the front and rear doors respectively are located substantially in the same vertical plane parallel to the longitudinal axis of the vehicle with their respective rear and front ends situated at the same level of so that the transmission of the force from the front beam 5 to the center leg 11 takes place at the same height as that of the rear beam 16.
  • the motor vehicle door reinforcement device makes it possible to avoid deformation of the roof or of the door frame in the event of a violent impact, which contributes to preserving the survival space formed by the passenger compartment. of the vehicle. In addition, keeping the shape of the passenger compartment allows the door to be opened after the collision.

Abstract

The reinforcing bar (5) is made from a material which is resistant to compression, e.g. a pressed sheet metal profile. The bar is fitted inside the door between its inner panel and the window glass when the latter is down. The forward end of the bar is fitted in the zone (6) of the door's upper hinge (7). The rear end of the bar thrusts against the lower part of the door adjacent to the bottom of the central door pillar. In a four-door vehicle the rear door bars can be positions so that their forward ends are located at the bottom of each door and their rear ends in the zone of the door locks. Alternatively, the front and rear door bars can be in line horizontally on a level with the upper hinges, in line but at an angle sloping down from front to rear, or the front door bar horizontal and the rear one sloping down.

Description

La présente invention concerne un dispositif formant renfort de porte de véhicule automobile.The present invention relates to a device forming a motor vehicle door reinforcement.

Un tel dispositif a pour but d'éviter la déformation de l'encadrement d'une porte avant du véhicule en cas de collision frontale du véhicule.The purpose of such a device is to avoid deformation of the frame of a front door of the vehicle in the event of a frontal collision of the vehicle.

A cet effet, le dispositif formant renfort de porte de véhicule automobile de l'invention est caractérisé en ce qu'il comprend une poutre réalisée en un matériau résistant à la compression et située à l'intérieur de la porte entre le panneau intérieur et la vitre en position basse ouverte.To this end, the device forming the door reinforcement of a motor vehicle of the invention is characterized in that it comprises a beam made of a material resistant to compression and located inside the door between the interior panel and the window in low open position.

De préférence, la poutre est métallique.Preferably, the beam is metallic.

Selon une variante de réalisation, la poutre est constituée par un profilé.According to an alternative embodiment, the beam is formed by a profile.

Selon une autre variante de réalisation, la poutre est un corps creux réalisé à partir d'une tôle emboutie.According to another alternative embodiment, the beam is a hollow body produced from a stamped sheet.

Avantageusement, la poutre prend appui, à son extrémité avant, sur la zone de la charnière supérieure de la porte.Advantageously, the beam is supported, at its front end, on the zone of the upper hinge of the door.

Selon un premier mode de réalisation, la poutre prend appui, à son extrémité arrière, sur la partie basse de la porte correspondant à la base du pied milieu.According to a first embodiment, the beam is supported, at its rear end, on the lower part of the door corresponding to the base of the middle leg.

Selon un deuxième mode de réalisation, la poutre prend appui, à son extrémité arrière, sur le milieu de la porte correspondant à la mi-hauteur du pied milieu de façon que la poutre soit sensiblement horizontale.According to a second embodiment, the beam bears, at its rear end, on the middle of the door corresponding to the mid-height of the middle leg so that the beam is substantially horizontal.

Lorsque le véhicule comprend deux portes latérales respectivement avant et arrière, la poutre précitée est celle de la porte avant et la poutre de la porte arrière prend appui, à son extrémité avant, sur la partie basse de la porte arrière et, à son extrémité arrière, sur la partie correspondant approximativement à la serrure de la porte arrière, de façon que la poutre de la porte arrière et la poutre de la porte avant soient symétriques par rapport au pied milieu.When the vehicle comprises two front and rear side doors respectively, the aforementioned beam is that of the front door and the beam of the rear door bears, at its front end, on the lower part of the rear door and, at its rear end , on the part approximately corresponding to the lock of the rear door, so that the beam of the rear door and the beam of the front door are symmetrical with respect to the middle leg.

Selon un autre mode de réalisation, la poutre de la porte arrière prend appui, à son extrémité avant, sur la zone de la charnière haute du pied milieu située sensiblement à la mi-hauteur de ce dernier et, à son extrémité arrière, sur la partie inférieure arrière de la porte arrière correspondant au passage de roue arrière, de façon que la poutre de la porte arrière soit en biais relativement à la poutre horizontale de la porte avant.According to another embodiment, the beam of the rear door bears, at its front end, on the area of the high hinge of the middle leg located substantially at the mid-height of the latter and, at its rear end, on the rear lower part of the rear door corresponding to the rear wheel arch, so that the beam of the rear door is at an angle relative to the horizontal beam of the front door.

Selon encore un autre mode de réalisation, la poutre de la porte arrière prend appui, à son extrémité avant, sur la zone de la charnière haute du pied milieu située sensiblement à la mi-hauteur de ce dernier et, à son extrémité arrière, sur la partie située sur le milieu de la porte, de façon que les deux poutres de portes avant et arrière soient horizontalement alignées.According to yet another embodiment, the beam of the rear door bears, at its front end, on the area of the upper hinge of the middle leg situated substantially at the mid-height of the latter and, at its rear end, on the part located in the middle of the door, so that the two front and rear door beams are horizontally aligned.

Selon toujours un autre mode de réalisation de l'invention, la poutre de la porte avant prend également appui, à son extrémité arrière, sur une partie située en dessous du milieu de la porte correspondant à la mi-hauteur du pied milieu et la poutre de la porte arrière prend appui, à son extrémité avant, sur une partie de la porte située au même niveau que celle de la partie d'appui de l'extrémité arrière de la poutre de la porte avant et, à son extrémité arrière, sur une partie inférieure arrière de la porte arrière correspondant au passage de roue arrière, de façon que les deux poutres des portes avant et arrière soient en biais en prolongement l'une de l'autre.According to still another embodiment of the invention, the beam of the front door also bears, at its rear end, on a part located below the middle of the door corresponding to the mid-height of the middle leg and the beam of the rear door is supported, at its front end, on a part of the door situated at the same level as that of the bearing part of the rear end of the beam of the front door and, at its rear end, on a part lower rear of the rear door corresponding to the rear wheel arch, so that the two beams of the front and rear doors are angled in extension of one another.

Chaque poutre précitée est fixée à ses extrémités par soudage, emboîtement, vissage, collage, rivetage ou tout autre moyen.Each aforementioned beam is fixed at its ends by welding, interlocking, screwing, gluing, riveting or any other means.

Selon une variante, la poutre est fixée en plusieurs points sur le panneau intérieur de la porte.Alternatively, the beam is fixed at several points on the interior panel of the door.

De préférence, les parties d'appui de chaque poutre sont renforcées.Preferably, the support parts of each beam are reinforced.

L'invention sera mieux comprise, et d'autres buts, caractéristiques, détails et avantages de celle-ci apparaîtront plus clairement au cours de la description explicative qui va suivre faite en référence aux dessins schématiques annexés donnés uniquement à titre d'exemple illustrant plusieurs modes de réalisation de l'invention, et dans lesquels :The invention will be better understood, and other objects, characteristics, details and advantages thereof will appear more clearly during the explanatory description which follows, made with reference to the appended schematic drawings given solely by way of example illustrating several embodiments of the invention, and in which:

La figure 1 est une vue de côté intérieure d'une porte renforcée conformément à l'invention.Figure 1 is an interior side view of a reinforced door according to the invention.

La figure 2 est une vue en section suivant la ligne II-II de la figure 1.Figure 2 is a sectional view along line II-II of Figure 1.

La figure 3 est une vue en section suivant la ligne III-III de la figure 1.Figure 3 is a sectional view along line III-III of Figure 1.

La figure 4 est une vue en section suivant la ligne IV-IV de la figure 1.Figure 4 is a sectional view along line IV-IV of Figure 1.

La figure 5 est une vue agrandie de la partie cerclée en V de la figure 3 et représentant une variante de réalisation de la poutre de renfort de l'invention.Figure 5 is an enlarged view of the V-ringed part of Figure 3 and showing an alternative embodiment of the reinforcing beam of the invention.

Les figures 6 à 10 représentent différents modes de réalisation du dispositif formant renfort de l'invention.Figures 6 to 10 show different embodiments of the reinforcement device of the invention.

En se reportant tout d'abord aux figures 1 à 4, la référence 1 désigne une porte avant d'un véhicule automobile lorsque vue de l'intérieur du véhicule et qui comprend une vitre 2 pouvant coulisser entre une position de fermeture (figure 2) et une position d'ouverture partielle (figure 3) dans l'espace défini entre le panneau extérieur 3 et le panneau intérieur ou doublure 4 de la porte 1.Referring first to Figures 1 to 4, the reference 1 designates a front door of a motor vehicle when viewed from inside the vehicle and which comprises a window 2 which can slide between a closed position (Figure 2) and a partially open position (FIG. 3) in the space defined between the exterior panel 3 and the interior panel or lining 4 of the door 1.

Selon l'invention, la porte 1 comprend une poutre de renfort 5 réalisée en un matériau résistant à la compression et située à l'intérieur de la porte 1 entre le panneau intérieur 4 et la vitre 2 en considérant cette dernière en position basse ouverte. La poutre 5 permet, en cas de collision frontale, de maintenir l'encadrement de la porte 1.According to the invention, the door 1 comprises a reinforcing beam 5 made of a material resistant to compression and located inside the door 1 between the interior panel 4 and the window 2 considering the latter in the low open position. The beam 5 makes it possible, in the event of a frontal collision, to maintain the frame of the door 1.

De préférence, la poutre 5 est métallique et peut être soit un profilé, par exemple rectangulaire, comme représenté notamment aux figures 1 à 3, soit réalisée à partir d'une tôle emboutie pour former avec le panneau intérieur 4 de porte 1 un corps creux à section transversale en forme de U à fond plat comme représenté en figure 5.Preferably, the beam 5 is metallic and can be either a profile, for example rectangular, as shown in particular in Figures 1 to 3, or made from a stamped sheet metal to form with the interior panel 4 of door 1 a hollow body with a U-shaped cross section with a flat bottom as shown in Figure 5.

De plus, la poutre 5 peut être fixée en plusieurs points sur le panneau intérieur 4 de la porte 1 et/ou par soudage de ses extrémités à des parties d'appui de la porte 1 qui seront définies ci-dessous dans les divers modes de réalisation de montage de la poutre.In addition, the beam 5 can be fixed at several points on the interior panel 4 of the door 1 and / or by welding its ends to support parts of the door 1 which will be defined below in the various embodiments for mounting the beam.

Les différents modes de réalisation de l'invention qui vont être décrits ont pour particularité commune que la poutre 5 d'une porte avant 1 du véhicule prend appui, à son extrémité avant, sur la zone 6 de la charnière supérieure existant 7 du pied avant 8 de la porte 1, cette zone d'appui étant renforcée par une pièce de renfort 9 ménagée à l'intérieur de la partie correspondante du pied avant 8.The different embodiments of the invention which will be described have the common feature that the beam 5 of a front door 1 of the vehicle is supported, at its front end, on the area 6 of the existing upper hinge 7 of the front foot 8 of door 1, this support zone being reinforced by a reinforcement piece 9 formed inside the corresponding part of the front leg 8.

Selon les modes de réalisation représentés aux figures 1, 6 et 7, la poutre 5 prend appui, à son extrémité arrière, sur la partie basse 10 de la porte 1 correspondant à la base du pied milieu 11 du véhicule. De préférence, une pièce de renfort 12 (figure 4) est aménagée à l'intérieur du pied milieu 11 pour renforcer la zone d'appui de l'extrémité arrière de la poutre 5.According to the embodiments shown in Figures 1, 6 and 7, the beam 5 bears, at its rear end, on the lower part 10 of the door 1 corresponding to the base of the center leg 11 of the vehicle. Preferably, a reinforcement piece 12 (FIG. 4) is arranged inside the center leg 11 to reinforce the bearing area of the rear end of the beam 5.

Selon le mode de réalisation représenté aux figures 8 et 9, la poutre 5 prend appui, à son extrémité arrière, sur une partie de milieu 13 de la porte 1 correspondant approximativement à la mi-hauteur du pied milieu 11 du véhicule, de façon que la poutre 5 soit sensiblement horizontale.According to the embodiment shown in Figures 8 and 9, the beam 5 is supported at its rear end on a middle portion 13 of the door 1 corresponding approximately to the mid-height of the center leg 11 of the vehicle, so that the beam 5 is substantially horizontal.

Selon le mode de réalisation représenté en figure 10, la poutre 5 prend appui, à son extrémité arrière, sur une partie 14 de la porte 1 située approximativement entre la partie milieu et la partie basse de la porte 1 de façon que la poutre 5 soit disposée en biais à une position angulaire intermédiaire entre la position horizontale de la poutre 5 représentée aux figures 8 et 9 et la position inclinée de la poutre 5 représentée aux figures 1, 6 et 7.According to the embodiment shown in FIG. 10, the beam 5 bears, at its rear end, on a part 14 of the door 1 situated approximately between the middle part and the bottom part of the door 1 so that the beam 5 is arranged obliquely at an angular position intermediate between the horizontal position of the beam 5 shown in Figures 8 and 9 and the inclined position of the beam 5 shown in Figures 1, 6 and 7.

Les figures 7 à 10 montrent qu'une porte arrière 15 du véhicule peut également comporter une poutre 16 en un matériau résistant à la compression comme la poutre 5 de la porte avant 1 et permettant de maintenir l'encadrement de la porte arrière 1 en cas de choc arrière longitudinal.FIGS. 7 to 10 show that a rear door 15 of the vehicle can also include a beam 16 made of a material resistant to compression such as the beam 5 of the front door 1 and making it possible to maintain the frame of the rear door 1 in the event longitudinal rear impact.

Selon le mode de réalisation représenté en figure 7, la poutre 16 prend appui, à son extrémité avant, sur la partie basse 17 de la porte arrière 15 correspondant à la base du pied milieu 11 et, à son extrémité arrière, sur la partie 18 de la porte 15 correspondant approximativement à l'emplacement de la serrure de cette porte, de façon que la poutre 16 de la porte arrière 15 et la poutre 5 de la porte avant 1 soient sensiblement symétriques par rapport au pied milieu 11 du véhicule.According to the embodiment shown in FIG. 7, the beam 16 bears, at its front end, on the lower part 17 of the rear door 15 corresponding to the base of the center leg 11 and, at its rear end, on the part 18 of the door 15 corresponding approximately to the location of the lock of this door, so that the beam 16 of the rear door 15 and the beam 5 of the front door 1 are substantially symmetrical with respect to the center leg 11 of the vehicle.

Selon le mode de réalisation représenté en figure 8, la poutre 16 de la porte arrière 15 prend appui, à son extrémité avant, sur la zone 19 de la charnière haute (non représentée) du pied milieu 11 située sensiblement à la mi-hauteur de ce dernier et, à son extrémité arrière, sur la partie 20 de la porte située approximativement sur le milieu de celle-ci, de façon que les deux poutres 5 et 16 soient horizontalement alignées.According to the embodiment shown in Figure 8, the beam 16 of the rear door 15 is supported, at its front end, on the area 19 of the upper hinge (not shown) of the middle leg 11 located substantially at mid-height of the latter and, at its rear end, on the part 20 of the door situated approximately on the middle of the latter, so that the two beams 5 and 16 are horizontally aligned.

Selon le mode de réalisation représenté en figure 9, la poutre 16 prend appui, à son extrémité avant, de la même manière que la poutre 16 de la figure 8 et prend appui, à son extrémité arrière, sur la partie inférieure arrière 21 de la porte 15 correspondant au passage de roue arrière de façon que la poutre 16 de la porte arrière 15 soit en biais relativement à la poutre 5 de la porte avant 1.According to the embodiment shown in Figure 9, the beam 16 is supported at its front end in the same manner as the beam 16 in Figure 8 and is supported at its rear end on the rear lower part 21 of the door 15 corresponding to the rear wheel arch so that the beam 16 of the rear door 15 is at an angle relative to the beam 5 of the front door 1.

Selon le mode de réalisation représenté en figure 10, la poutre 16 de la porte arrière 15 prend appui, à son extrémité avant, sur une partie 22 de la porte 15 située approximativement au même niveau que celui de la partie d'appui 14 de l'extrémité arrière de la poutre 5 de la porte avant 1 et, à son extrémité arrière, sur la partie inférieure arrière 21 comme pour la poutre 16 du mode de réalisation de la figure 9, de façon que les deux poutres 5 et 16 soient en biais en prolongement l'une de l'autre.According to the embodiment shown in Figure 10, the beam 16 of the rear door 15 is supported, at its front end, on a portion 22 of the door 15 located approximately at the same level as that of the bearing portion 14 of the rear end of the beam 5 of the front door 1 and, at its rear end, on the rear lower part 21 as for the beam 16 of the embodiment of FIG. 9, so that the two beams 5 and 16 are in bias in extension of each other.

Les figures 2 et 3 montrent que la porte avant 1 comporte également une barre anti-intrusion 23 qui est située entre la vitre 2 et le panneau extérieur 3 de cette porte.Figures 2 and 3 show that the front door 1 also includes an anti-intrusion bar 23 which is located between the window 2 and the outer panel 3 of this door.

Comme cela ressort des différents modes de réalisation ci-dessus décrits, les poutres respectivement des portes avant et arrière sont situées sensiblement dans un même plan vertical parallèle à l'axe longitudinal du véhicule avec leurs extrémités respectives arrière et avant situées à un même niveau de façon que la transmission de l'effort de la poutre avant 5 sur le pied milieu 11 s'effectue à la même hauteur que celle de la poutre arrière 16.As is apparent from the various embodiments described above, the beams of the front and rear doors respectively are located substantially in the same vertical plane parallel to the longitudinal axis of the vehicle with their respective rear and front ends situated at the same level of so that the transmission of the force from the front beam 5 to the center leg 11 takes place at the same height as that of the rear beam 16.

Le dispositif de renfort de porte de véhicule automobile conforme à l'invention permet d'éviter la déformation du pavillon ou de l'encadrement de porte en cas de choc violent, ce qui contribue à conserver l'espace de survie que forme l'habitacle du véhicule. De plus, le fait de conserver la forme de l'habitacle permet d'ouvrir la porte après la collision.The motor vehicle door reinforcement device according to the invention makes it possible to avoid deformation of the roof or of the door frame in the event of a violent impact, which contributes to preserving the survival space formed by the passenger compartment. of the vehicle. In addition, keeping the shape of the passenger compartment allows the door to be opened after the collision.

Claims (14)

Dispositif formant renfort de porte de véhicule automobile, caractérisé en ce qu'il comprend une poutre (5 ; 16) réalisée en un matériau résistant à la compression et située à l'intérieur de la porte (1 ; 15) entre le panneau intérieur (4) et la vitre (2) en position basse ouverte, et prenant appui, à son extrémité avant, sur la zone (6) de la charnière supérieure (7) de la porte (1).Motor vehicle door reinforcement device, characterized in that it comprises a beam (5; 16) made of a material resistant to compression and located inside the door (1; 15) between the interior panel ( 4) and the window (2) in the low open position, and bearing, at its front end, on the zone (6) of the upper hinge (7) of the door (1). Dispositif selon la revendication 1, caractérisé en ce que la poutre (5 ; 16) est métallique.Device according to claim 1, characterized in that the beam (5; 16) is metallic. Dispositif selon la revendication 2, caractérisé en ce que la poutre (5 ; 16) est un profilé.Device according to claim 2, characterized in that the beam (5; 16) is a profile. Dispositif selon la revendication 2, caractérisé en ce que la poutre (5 ; 16) est un corps creux réalisé à partir d'une tôle emboutie.Device according to claim 2, characterized in that the beam (5; 16) is a hollow body produced from a stamped sheet. Dispositif selon l'une des revendications précédentes, caractérisé en ce que la poutre (5) prend appui, à son extrémité arrière, sur la partie basse (10) de la porte (1) correspondant à la base du pied milieu (11) du véhicule.Device according to one of the preceding claims, characterized in that the beam (5) bears, at its rear end, on the lower part (10) of the door (1) corresponding to the base of the middle leg (11) of the vehicle. Dispositif selon l'une des revendications 1 à 4, caractérisé en ce que la poutre (5) prend appui, à son extrémité arrière, sur le milieu (13) de la porte (1) correspondant à la mi-hauteur du pied milieu (11) du véhicule, de façon que la poutre (5) soit sensiblement horizontale.Device according to one of claims 1 to 4, characterized in that the beam (5) bears, at its rear end, on the middle (13) of the door (1) corresponding to the mid-height of the middle leg ( 11) of the vehicle, so that the beam (5) is substantially horizontal. Dispositif selon la revendication 5, où le véhicule comprend deux portes latérales respectivement avant (1) et arrière (15), caractérisé en ce que la poutre (5) précitée est celle de la porte avant (1) et en ce que la poutre (16) de la porte arrière (15) prend appui, à son extrémité avant, sur la partie basse (17) de la porte arrière (15) et, à son extrémité arrière, sur la partie (18) correspondant approximativement à la serrure de la porte arrière (15), de façon que la poutre (16) de la porte arrière (15) et la poutre (5) de la porte avant (1) soient symétriques par rapport au pied milieu (11).Device according to claim 5, in which the vehicle comprises two respectively front side doors (1) and rear (15), characterized in that the above-mentioned beam (5) is that of the front door (1) and in that the beam (16) of the rear door (15) is supported, at its front end, on the lower part (17) of the rear door (15) and, at its rear end, on the part (18) corresponding approximately to the lock of the rear door (15), so that the beam (16) of the door rear (15) and the beam (5) of the front door (1) are symmetrical with respect to the center leg (11). Dispositif selon la revendication 6, où le véhicule comprend deux portes latérales respectivement avant (1) et arrière (15), caractérisé en ce que la poutre (5) précitée est celle de la porte avant (1) et en ce que la poutre (16) de la porte arrière (15) prend appui, à son extrémité avant, sur la zone (19) de la charnière haute du pied milieu (11) située sensiblement à la mi-hauteur de ce dernier et, à son extrémité arrière, sur la partie inférieure arrière (21) de la porte arrière (15) correspondant au passage de roue arrière, de façon que la poutre (16) de la porte arrière (15) soit en biais relativement à la poutre (5) de la porte avant (1).Device according to Claim 6, in which the vehicle comprises two side doors respectively front (1) and rear (15), characterized in that the above-mentioned beam (5) is that of the front door (1) and in that the beam ( 16) of the rear door (15) bears, at its front end, on the zone (19) of the upper hinge of the middle leg (11) situated substantially at the mid-height of the latter and, at its rear end, on the lower rear part (21) of the rear door (15) corresponding to the rear wheel arch, so that the beam (16) of the rear door (15) is at an angle relative to the beam (5) of the door before (1). Dispositif selon la revendication 6, où le véhicule comprend deux portes latérales respectivement avant (1) et arrière (15), caractérisé en ce que la poutre (5) précitée est celle de la porte avant (1) et en ce que la poutre (16) de la porte arrière (15) prend appui, à son extrémité avant, sur la zone (19) de la charnière haute du pied milieu (11) située sensiblement à la mi-hauteur de ce dernier et, à son extrémité arrière, sur la partie (20) située sur le milieu de la porte (15), de façon que les deux poutres (5, 16) de portes avant (1) et arrière (15) soient horizontalement alignées.Device according to Claim 6, in which the vehicle comprises two side doors respectively front (1) and rear (15), characterized in that the above-mentioned beam (5) is that of the front door (1) and in that the beam ( 16) of the rear door (15) bears, at its front end, on the zone (19) of the upper hinge of the middle leg (11) situated substantially at the mid-height of the latter and, at its rear end, on the part (20) located on the middle of the door (15), so that the two beams (5, 16) of front (1) and rear (15) doors are horizontally aligned. Dispositif selon l'une des revendication 1 à 4, où le véhicule comprend deux portes latérales respectivement avant (1) et arrière (15), caractérisé en ce que la poutre (5) précitée est celle de la porte avant (1) et prend également appui, à son extrémité arrière, sur une partie (14) située en dessous du milieu de la porte (1) correspondant à la mi-hauteur du pied milieu (11) et la poutre (16) de la porte arrière (15) prend appui, à son extrémité avant, sur une partie (21) de la porte (15) située au même niveau que la partie d'appui (14) de l'extrémité arrière de la poutre (5) de la porte avant (1) et, à son extrémité arrière, sur une partie inférieure arrière (21) de la porte arrière correspondant au passage de roue arrière, de façon que les deux poutres (5, 16) des portes avant (1) et arrière (15) soient en biais en prolongement l'une de l'autre.Device according to one of Claims 1 to 4, in which the vehicle comprises two side doors respectively front (1) and rear (15), characterized in that the above-mentioned beam (5) is that of the front door (1) and takes also support, at its rear end, on a part (14) located below the middle of the door (1) corresponding to the mid-height of the middle leg (11) and the beam (16) of the rear door (15) is supported at its front end on a part (21) of the door (15) located at the same level as the support part (14) of the rear end of the beam (5) of the front door (1 ) and, at its rear end, on a rear lower part (21) of the rear door corresponding to the rear wheel arch, so that the two beams (5, 16) of the front (1) and rear (15) doors are at an angle in extension of one another. Dispositif selon l'une des revendications précédentes, caractérisé en ce que chaque poutre (5 ; 16) précitée est fixée à ses extrémités par soudage, emboîtement, vissage, collage, rivetage ou tout autre moyen.Device according to one of the preceding claims, characterized in that each said beam (5; 16) is fixed at its ends by welding, interlocking, screwing, gluing, riveting or any other means. Dispositif selon l'une des revendications précédentes, caractérisé en ce que la poutre (5 ; 16) est fixée en plusieurs points sur le panneau intérieur (4) de la porte (1 ; 15).Device according to one of the preceding claims, characterized in that the beam (5; 16) is fixed at several points on the interior panel (4) of the door (1; 15). Dispositif selon l'une des revendications précédentes, caractérisé en ce que les parties d'appui précitées de chaque poutre (5 ; 16) sont renforcées.Device according to one of the preceding claims, characterized in that the abovementioned bearing parts of each beam (5; 16) are reinforced. Dispositif selon l'une des revendications précédentes, caractérisé en ce que la porte précitée comprend également une barre anti-intrusion (23) située entre la vitre (2) et le panneau extérieur (3) de cette porte.Device according to one of the preceding claims, characterized in that the aforementioned door also comprises an anti-intrusion bar (23) located between the window (2) and the exterior panel (3) of this door.
EP19970400131 1996-02-06 1997-01-21 Reinforcement device for door of motor vehicle Expired - Lifetime EP0788912B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9601423A FR2744400B1 (en) 1996-02-06 1996-02-06 DEVICE FOR REINFORCING A MOTOR VEHICLE DOOR
FR9601423 1996-02-06

Publications (2)

Publication Number Publication Date
EP0788912A1 true EP0788912A1 (en) 1997-08-13
EP0788912B1 EP0788912B1 (en) 2001-10-24

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP19970400131 Expired - Lifetime EP0788912B1 (en) 1996-02-06 1997-01-21 Reinforcement device for door of motor vehicle

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EP (1) EP0788912B1 (en)
DE (1) DE69707522T2 (en)
ES (1) ES2166054T3 (en)
FR (1) FR2744400B1 (en)

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EP1254797A1 (en) * 2001-04-23 2002-11-06 Fuji Jukogyo Kabushiki Kaisha Side door structure for vehicle
EP1428707A1 (en) * 2002-12-09 2004-06-16 Ford Global Technologies, Inc. Vehicle door assembly
EP1454781A2 (en) * 2003-03-03 2004-09-08 Bayerische Motoren Werke Aktiengesellschaft Vehicle body with link and right doors
DE102018119475A1 (en) * 2018-08-10 2020-02-13 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Door reinforcement means

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DE10119131B4 (en) * 2001-04-19 2013-04-04 Bayerische Motoren Werke Aktiengesellschaft vehicle door
DE102004034125A1 (en) * 2004-07-15 2006-02-09 Adam Opel Ag Motor vehicle body has supporting element mounted on strengthening element of vehicle door or manufactured in one piece with strengthening element
DE112009005409B4 (en) * 2009-12-01 2014-10-23 Toyota Jidosha Kabushiki Kaisha VEHICLE SUPPORT
CN102582551A (en) * 2012-02-20 2012-07-18 奇瑞汽车股份有限公司 Car door anti-collision beam
DE102022205278A1 (en) 2022-05-25 2023-11-30 Volkswagen Aktiengesellschaft Door impact beam for a motor vehicle, vehicle door, motor vehicle

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EP1428707A1 (en) * 2002-12-09 2004-06-16 Ford Global Technologies, Inc. Vehicle door assembly
EP1454781A2 (en) * 2003-03-03 2004-09-08 Bayerische Motoren Werke Aktiengesellschaft Vehicle body with link and right doors
EP1454781A3 (en) * 2003-03-03 2004-11-17 Bayerische Motoren Werke Aktiengesellschaft Vehicle body with link and right doors
DE102018119475A1 (en) * 2018-08-10 2020-02-13 Dr. Ing. H.C. F. Porsche Aktiengesellschaft Door reinforcement means

Also Published As

Publication number Publication date
EP0788912B1 (en) 2001-10-24
FR2744400A1 (en) 1997-08-08
ES2166054T3 (en) 2002-04-01
FR2744400B1 (en) 1998-03-20
DE69707522D1 (en) 2001-11-29
DE69707522T2 (en) 2002-06-20

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